#include "stdio.h"
int main()
{
	mFILE *fp = mfopen("./log.txt", "a");
	if(fp == NULL)
		return 1;
	int cnt = 10;
	while(cnt)
	{
		printf("write %d\n", cnt);
		char buffer[64];
		snprintf(buffer, sizeof(buffer),"hello message, number is : %d", cnt);
		cnt--;
		mfwrite(buffer, strlen(buffer), fp);
		mfflush(fp);
		sleep(1);
	}
	mfclose(fp);
	return 0;
}
